prof paulo maximo, msc [email protected]. 0, 1 1b = 8 b 1b = 8 b bits & bytes
TRANSCRIPT
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PROF PAULO MAXIMO, MScPROF PAULO MAXIMO, [email protected]@gmail.com
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0, 10, 1 1B = 8 b1B = 8 b
Bits & bytes
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MÚLTIPLOSMÚLTIPLOSkilokilo
MegaMegaGigaGigaTeraTeraPetaPetaExaExa
YottaYottaZettaZetta
Bytes
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CPUCaches Buses
Mem
I/O
Ctrl
adaptadores
DiscosDisplaysTeclado
Rede
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CPU
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RAM
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RAM x ROM
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HDD
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FDD
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Questão
Afinal, é drive ou driveR?
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Atenção!
CD/DVD – OHD, FD – M
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D
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Chipset
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USB
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USB
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HUB USB
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IEEE1394 - Firewire
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MoBo
OffBoard x OnBoard
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I. Programas que se replicam e se espalham de umcomputador a outro, atacando outros programas, áreasou arquivos em disco.II. Programas que se propagam em uma rede, semnecessariamente modificar programas nas máquinasde destino.III. Programas que parecem ter funções inofensivas,porém, têm outras funções sub-reptícias.
Os itens I, II e III correspondem, respectivamente, a:
(A) cavalo de tróia, vírus e worms(B) worms, vírus e cavalo de tróia(C) worms, cavalo de tróia e vírus(D) vírus, worms e cavalo de tróia(E) vírus, cavalo de tróia e worms